52494116897 has 2 divisors, whose sum is σ = 52494116898. Its totient is φ = 52494116896.

The previous prime is 52494116849. The next prime is 52494116903. The reversal of 52494116897 is 79861149425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46345047841 + 6149069056 = 215279^2 + 78416^2 .

It is a cyclic number.

It is not a de Polignac number, because 52494116897 - 2²² = 52489922593 is a prime.

It is not a weakly prime, because it can be changed into another prime (52494116497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26247058448 + 26247058449.

It is an arithmetic number, because the mean of its divisors is an integer number (26247058449).

Almost surely, 2^52494116897 is an apocalyptic number.

It is an amenable number.

52494116897 is a deficient number, since it is larger than the sum of its proper divisors (1).

52494116897 is an equidigital number, since it uses as much as digits as its factorization.

52494116897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 56.

The spelling of 52494116897 in words is "fifty-two billion, four hundred ninety-four million, one hundred sixteen thousand, eight hundred ninety-seven".